- The Curator can upgrade weapons in the Camp in Clair Obscur Expedition 33.
- The Curator is unlocked after progressing Act 1 to the point of finding Maelle in the mansion.
- Upgrading weapons costs Chroma Crystals, which can be obtained in the overworld by defeating enemies, completing quests, or purchasing them from merchants.
Clair Obscur Expedition 33 is a fairly complex game with snappy real-time turn-based combat. The game can often throw characters at enemies that can one-shot them from the start of the game. This makes upgrading weapons essential to constantly increasing your characters’ powers as you take on new challenges in the game. But upgrading weapons is a bit tricky, as it needs to be unlocked first. Here is a quick guide on how to upgrade weapons in Clair Obscur Expedition 33, so that you can quickly gain strength by spending your Chroma Crystals.
How to Upgrade Weapons in Clair Obscur Expedition 33
Weapons can be upgraded in Clair Obscur Expedition 33 to get better scaling and improved damage. However, you don’t start with the ability to upgrade weapons, as it unlocks after you have progressed Act 1 enough to find Maelle. Once you find Maelle in the Mansion, you will also find the Curator, who later helps in upgrading weapons and in increasing Luminas for characters.
Speak with the Curator and defeat him before leaving the Mansion to have him appear at your camp. Now, you will be able to upgrade your weapons at Camp. Here is how you can upgrade weapons in Clair Obscur Expedition 33 after unlocking the Curator:
- Head to the Camp by pressing the ‘G‘ or Camp key once you are on the open map.
- Now, look for the Curator in one of the small caves inside the camp and speak with him.
- Select the Upgrade Weapons option.
- Click on the weapon you want to upgrade and press and hold ‘F‘ to upgrade it to the next level.


To upgrade weapons in Clair Obscur Expedition 33, you will need the Chroma Catalyst item. There are various refinement levels for Chroma Catalysts, with higher refinement levels used to upgrade weapons to higher levels. Now, let’s take a look at how you can get Chroma Catalysts in Clair Obscur Expedition 33.
Where to Find Chroma Catalysts in Clair Obscur Expedition 33
There are five refinement levels to Chroma Catalyst, each refinement level only being able to upgrade weapons to a certain level. Here are all the Chroma Catalysts you need to upgrade your weapon to the max level:
- Chroma Catalyst: used to upgrade weapons up to level 3.
- Polished Chroma Catalyst: used to upgrade weapons up to level 9.
- Resplendent Chroma Catalyst: used to upgrade weapons up to level 19.
- Grandiose Chroma Catalyst: used to upgrade weapons up to level 32.
- Perfect Chroma Catalyst: used to upgrade weapons to level 33, which is the max level.
Now, you can obtain Chroma Catalysts in various ways. Here is a quick overview of how to obtain Chroma Catalysts:
- Collect from the overworld
- Obtain by defeating enemies
- Obtain by completing NPC side quests
- Purchase from Merchants


Now, you should be able to upgrade your weapons in Clair Obscur Expedition 33 quickly. Upgrading weapons is very important to get stronger in this game. Weapon stat scaling also becomes better as you level them up, making it even more vital that you don’t skip upgrading all character weapons in the game.
Tell us which weapon you are loving the most in Clair Obscur Expedition 33 so far, and whether you have upgraded it yet by following our guide.